%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWB053+1 : TPTP v9.3.1. Released v5.2.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n001.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Fri Sep 25 03:04:35 PM UTC 2026
% Result : Theorem 3.79s 1.41s
% Output : CNFRefutation 3.79s
% Verified :
% SZS Type : Refutation
% Derivation depth : 11
% Number of leaves : 7
% Syntax : Number of formulae : 36 ( 18 unt; 0 def)
% Number of atoms : 101 ( 0 equ)
% Maximal formula atoms : 10 ( 2 avg)
% Number of connectives : 109 ( 44 ~; 38 |; 22 &)
% ( 4 <=>; 1 =>; 0 <=; 0 <~>)
% Maximal formula depth : 10 ( 4 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 4 ( 3 usr; 1 prp; 0-3 aty)
% Number of functors : 6 ( 6 usr; 5 con; 0-2 aty)
% Number of variables : 42 ( 0 sgn 39 !; 3 ?; 8 :)
% Comments :
%------------------------------------------------------------------------------
fof(f25,axiom,
! [X0,X1] :
( iext(uri_rdf_type,X0,X1)
<=> icext(X1,X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',rdfs_cext_def) ).
fof(f119,axiom,
! [X0] :
( icext(uri_owl_Class,X0)
<=> ic(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_class_classowl_ext) ).
fof(f145,axiom,
! [X0] : ~ icext(uri_owl_Nothing,X0),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_class_nothing_ext) ).
fof(f146,axiom,
ic(uri_owl_Nothing),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_class_nothing_type) ).
fof(f343,axiom,
! [X0,X1] :
( iext(uri_rdfs_subClassOf,X0,X1)
<=> ( ! [X2] :
( icext(X0,X2)
=> icext(X1,X2) )
& ic(X1)
& ic(X0) ) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWB001+0.ax',owl_rdfsext_subclassof) ).
fof(f559,conjecture,
iext(uri_rdfs_subClassOf,uri_owl_Nothing,uri_ex_c),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',conclusion_rdfbased_sem_class_nothing_term) ).
fof(f560,negated_conjecture,
~ iext(uri_rdfs_subClassOf,uri_owl_Nothing,uri_ex_c),
inference(negated_conjecture,[status(cth)],[f559]) ).
fof(f561,axiom,
iext(uri_rdf_type,uri_ex_c,uri_owl_Class),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',premise_rdfbased_sem_class_nothing_term) ).
fof(f562,plain,
~ iext(uri_rdfs_subClassOf,uri_owl_Nothing,uri_ex_c),
inference(flattening,[],[f560]) ).
fof(f563,plain,
! [X0,X1] :
( iext(uri_rdfs_subClassOf,X0,X1)
<=> ( ! [X2] :
( ~ icext(X0,X2)
| icext(X1,X2) )
& ic(X1)
& ic(X0) ) ),
inference(ennf_transformation,[],[f343]) ).
fof(f585,plain,
! [X0,X1] :
( ( ~ iext(uri_rdfs_subClassOf,X0,X1)
| ( ! [X2] :
( ~ icext(X0,X2)
| icext(X1,X2) )
& ic(X1)
& ic(X0) ) )
& ( ? [X2] :
( icext(X0,X2)
& ~ icext(X1,X2) )
| ~ ic(X1)
| ~ ic(X0)
| iext(uri_rdfs_subClassOf,X0,X1) ) ),
inference(nnf_transformation,[],[f563]) ).
fof(f586,plain,
! [X0,X1] :
( ( ~ iext(uri_rdfs_subClassOf,X0,X1)
| ( ! [X2] :
( ~ icext(X0,X2)
| icext(X1,X2) )
& ic(X1)
& ic(X0) ) )
& ( ? [X2] :
( icext(X0,X2)
& ~ icext(X1,X2) )
| ~ ic(X1)
| ~ ic(X0)
| iext(uri_rdfs_subClassOf,X0,X1) ) ),
inference(flattening,[],[f585]) ).
fof(f587,plain,
! [X0,X1] :
( ( ~ iext(uri_rdfs_subClassOf,X0,X1)
| ( ! [X3] :
( ~ icext(X0,X3)
| icext(X1,X3) )
& ic(X1)
& ic(X0) ) )
& ( ? [X2] :
( icext(X0,X2)
& ~ icext(X1,X2) )
| ~ ic(X1)
| ~ ic(X0)
| iext(uri_rdfs_subClassOf,X0,X1) ) ),
inference(rectify,[],[f586]) ).
fof(f588,plain,
! [X0,X1] :
( ( ~ iext(uri_rdfs_subClassOf,X0,X1)
| ( ! [X3] :
( ~ icext(X0,X3)
| icext(X1,X3) )
& ic(X1)
& ic(X0) ) )
& ( ( icext(X0,sK0(X0,X1))
& ~ icext(X1,sK0(X0,X1)) )
| ~ ic(X1)
| ~ ic(X0)
| iext(uri_rdfs_subClassOf,X0,X1) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0]),skolemize(X2,sK0(X0,X1))],[f587]) ).
fof(f604,plain,
! [X0,X1] :
( ( ~ iext(uri_rdf_type,X0,X1)
| icext(X1,X0) )
& ( ~ icext(X1,X0)
| iext(uri_rdf_type,X0,X1) ) ),
inference(nnf_transformation,[],[f25]) ).
fof(f606,plain,
! [X0] :
( ( ~ icext(uri_owl_Class,X0)
| ic(X0) )
& ( ~ ic(X0)
| icext(uri_owl_Class,X0) ) ),
inference(nnf_transformation,[],[f119]) ).
fof(f609,plain,
~ iext(uri_rdfs_subClassOf,uri_owl_Nothing,uri_ex_c),
inference(cnf_transformation,[],[f562]) ).
fof(f613,plain,
! [X0,X1] :
( icext(X0,sK0(X0,X1))
| ~ ic(X1)
| ~ ic(X0)
| iext(uri_rdfs_subClassOf,X0,X1) ),
inference(cnf_transformation,[],[f588]) ).
fof(f623,plain,
ic(uri_owl_Nothing),
inference(cnf_transformation,[],[f146]) ).
fof(f624,plain,
! [X0] : ~ icext(uri_owl_Nothing,X0),
inference(cnf_transformation,[],[f145]) ).
fof(f625,plain,
iext(uri_rdf_type,uri_ex_c,uri_owl_Class),
inference(cnf_transformation,[],[f561]) ).
fof(f665,plain,
! [X0,X1] :
( ~ iext(uri_rdf_type,X0,X1)
| icext(X1,X0) ),
inference(cnf_transformation,[],[f604]) ).
fof(f674,plain,
! [X0] :
( ~ icext(uri_owl_Class,X0)
| ic(X0) ),
inference(cnf_transformation,[],[f606]) ).
tcf(c_49,negated_conjecture,
~ iext(uri_rdfs_subClassOf,uri_owl_Nothing,uri_ex_c),
inference(cnf_transformation,[],[f609]) ).
tcf(c_51,plain,
! [X0: $i,X1: $i] :
( iext(uri_rdfs_subClassOf,X0,X1)
| icext(X0,sK0(X0,X1))
| ~ ic(X1)
| ~ ic(X0) ),
inference(cnf_transformation,[],[f613]) ).
tcf(c_63,plain,
ic(uri_owl_Nothing),
inference(cnf_transformation,[],[f623]) ).
tcf(c_64,plain,
! [X0: $i] : ~ icext(uri_owl_Nothing,X0),
inference(cnf_transformation,[],[f624]) ).
tcf(c_65,plain,
iext(uri_rdf_type,uri_ex_c,uri_owl_Class),
inference(cnf_transformation,[],[f625]) ).
tcf(c_106,plain,
! [X0: $i,X1: $i] :
( icext(X1,X0)
| ~ iext(uri_rdf_type,X0,X1) ),
inference(cnf_transformation,[],[f665]) ).
tcf(c_115,plain,
! [X0: $i] :
( ic(X0)
| ~ icext(uri_owl_Class,X0) ),
inference(cnf_transformation,[],[f674]) ).
tcf(c_1783,plain,
icext(uri_owl_Class,uri_ex_c),
inference(superposition,[status(thm)],[c_65,c_106]) ).
tcf(c_1952,plain,
ic(uri_ex_c),
inference(superposition,[status(thm)],[c_1783,c_115]) ).
tcf(c_3045,plain,
! [X0: $i] :
( iext(uri_rdfs_subClassOf,uri_owl_Nothing,X0)
| ~ ic(uri_owl_Nothing)
| ~ ic(X0) ),
inference(superposition,[status(thm)],[c_51,c_64]) ).
tcf(c_3049,plain,
! [X0: $i] :
( iext(uri_rdfs_subClassOf,uri_owl_Nothing,X0)
| ~ ic(X0) ),
inference(forward_subsumption_resolution,[status(thm)],[c_3045,c_63]) ).
tcf(c_3266,plain,
~ ic(uri_ex_c),
inference(superposition,[status(thm)],[c_3049,c_49]) ).
tcf(c_3274,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_3266,c_1952]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04 % Problem : SWB053+1 : TPTP v9.3.1. Released v5.2.0.
% 0.00/0.06 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.16/0.41 % Computer : n001.cluster.edu
% 0.16/0.41 % Model : x86_64 x86_64
% 0.16/0.41 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.41 % Memory : 8046.5625MB
% 0.16/0.41 % OS : Linux 6.8.0-71-generic
% 0.16/0.41 % CPULimit : 300
% 0.16/0.41 % WCLimit : 300
% 0.16/0.41 % DateTime : Thu Sep 24 15:46:53 UTC 2026
% 0.16/0.41 % CPUTime :
% 0.16/0.41 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.16/0.47 Running first-order theorem proving
% 0.16/0.47 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.16/0.49
% 0.16/0.49 % ======== iProver multi-core TPTP/SMT =========
% 0.16/0.49
% 0.16/0.49 % Detected problem language: tptp
% 0.16/0.50 % Proving...
% 3.79/1.41 % SZS status Started for theBenchmark.p
% 3.79/1.41 % SZS status Theorem for theBenchmark.p
% 3.79/1.41
% 3.79/1.41 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 3.79/1.41
% 3.79/1.41 % ------ iProver source info
% 3.79/1.41
% 3.79/1.41 % git: date: 2026-07-19 20:42:38 +0200
% 3.79/1.41 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 3.79/1.41 % git: non_committed_changes: false
% 3.79/1.41
% 3.79/1.41 % ------ Parsing...
% 3.79/1.41 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 3.79/1.41
% 3.79/1.41 % ------ Preprocessing... sf_s rm: 3 0s sf_e pe_s pe:1:0s pe_e sf_s rm: 0 0s sf_e pe_s pe_e %
% 3.79/1.41
% 3.79/1.41 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e
% 3.79/1.41 % ------ Proving...
% 3.79/1.41 % ------ Problem Properties
% 3.79/1.41
% 3.79/1.41 %
% 3.79/1.41 % clauses 55
% 3.79/1.41 % conjectures 1
% 3.79/1.41 % EPR 49
% 3.79/1.41 % Horn 52
% 3.79/1.41 % unary 24
% 3.79/1.41 % binary 21
% 3.79/1.41 % lits 102
% 3.79/1.41 % lits eq 0
% 3.79/1.41 % fd_pure 0
% 3.79/1.41 % fd_pseudo 0
% 3.79/1.41 % fd_cond 0
% 3.79/1.41 % fd_pseudo_cond 0
% 3.79/1.41 % AC symbols 0
% 3.79/1.41
% 3.79/1.41 % ------ Schedule dynamic 5 is on
% 3.79/1.41
% 3.79/1.41 % ------ no equalities: superposition off
% 3.79/1.41
% 3.79/1.41 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.79/1.41
% 3.79/1.41
% 3.79/1.41 % ------
% 3.79/1.41 % Current options:
% 3.79/1.41 % ------
% 3.79/1.41
% 3.79/1.41
% 3.79/1.41 %
% 3.79/1.41
% 3.79/1.41 % ------ Proving...
% 3.79/1.41 %
% 3.79/1.41
% 3.79/1.41 % SZS status Theorem for theBenchmark.p
% 3.79/1.41
% 3.79/1.41 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.79/1.41
% 3.79/1.41
%------------------------------------------------------------------------------